package com.example.demo.service.impl;

import com.example.demo.service.IUserService;
import org.springframework.stereotype.Service;

/**
 * @author Lin
 * @version 1.0
 * @date 2021/3/19 20:43
 */
@Service
public class UserServiceImpl implements IUserService {
    public void getUsername() {
        System.out.println("hello");
    }
}
